Key blade blank



FIG. 1 is a front elevational view of a key blade blank showing my newdesign, the rear being a mirror image of that shown;

FIG. 2 is a right side elevational view thereof, the left side being amirror image of that shown;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is an enlarged horizontal cross-sectional view thereof, takenalong line 4--4 of FIG. 1; and,

FIG. 5 is an enlarged fragmentary front, bottom, and left sideperspective view thereof.

The broken-line disclosure of the key bow in the views is forillustrative purposes only and forms no part of the claimed design.

The ornamental design for a key blade blank, as shown and described.